If you've ever read XKCD, you'll notice that the comic sometimes delves into adults acting like kids, just for the fun of it: I read this strip a few years ago on my husband's birthday, January 10th. He was napping, and when he awoke I was building a blanket fort in our living room. His FAR superior engineering skills (and his grand ambition!) took over, and we created a fort that took up most of our living room and stayed up for about a month. At the time, we were engaged and living in Nova…